Home / 1,097,409.70-1,645,336.95-498,657.70

Finding the Fourth Proportional to 1,097,409.70, 1,645,336.95 and 498,657.70

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Solution

The fourth proportional to 1,097,409.70, 1,645,336.95 and 498,657.70 is: 747,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,409.70 : 1,645,336.95 = 498,657.70 : x
  2. Step 2: Convert to fraction form
    1,097,409.70/1,645,336.95 = 498,657.70/x
  3. Step 3: Cross multiply
    1,097,409.70x = 1,645,336.95 × 498,657.70
  4. Step 4: Simplify right side
    1,097,409.70x = 820,459,939,212.02
  5. Step 5: Solve for x
    x = 820,459,939,212.02/1,097,409.70
  6. Step 6: Final answer
    x = 747,633.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.